CN112805896A - 具有用于机动车辆的诊断电路的电压控制的矩阵光源 - Google Patents

具有用于机动车辆的诊断电路的电压控制的矩阵光源 Download PDF

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Publication number
CN112805896A
CN112805896A CN201980064251.7A CN201980064251A CN112805896A CN 112805896 A CN112805896 A CN 112805896A CN 201980064251 A CN201980064251 A CN 201980064251A CN 112805896 A CN112805896 A CN 112805896A
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CN
China
Prior art keywords
light source
matrix
voltage
elementary
matrix light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201980064251.7A
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English (en)
Chinese (zh)
Inventor
塞缪尔·达洛斯因
奥利维耶·瓦洛尔热
马尔让内·卡泽米
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valeo Vision SAS filed Critical Valeo Vision SAS
Publication of CN112805896A publication Critical patent/CN112805896A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits

Landscapes

  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Electroluminescent Light Sources (AREA)
CN201980064251.7A 2018-09-28 2019-09-25 具有用于机动车辆的诊断电路的电压控制的矩阵光源 Pending CN112805896A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1859023A FR3086724B1 (fr) 2018-09-28 2018-09-28 Source lumineuse matricielle pilotee en tension a circuit diagnostic pour un vehicule automobile
FR1859023 2018-09-28
PCT/EP2019/075839 WO2020064824A1 (fr) 2018-09-28 2019-09-25 Source lumineuse matricielle pilotee en tension a circuit diagnostic pour un vehicule automobile

Publications (1)

Publication Number Publication Date
CN112805896A true CN112805896A (zh) 2021-05-14

Family

ID=65244023

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980064251.7A Pending CN112805896A (zh) 2018-09-28 2019-09-25 具有用于机动车辆的诊断电路的电压控制的矩阵光源

Country Status (6)

Country Link
US (1) US11457518B2 (fr)
EP (1) EP3857665A1 (fr)
JP (1) JP7430712B2 (fr)
CN (1) CN112805896A (fr)
FR (1) FR3086724B1 (fr)
WO (1) WO2020064824A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220100419A (ko) * 2021-01-08 2022-07-15 현대모비스 주식회사 차량용 램프 및 그 램프를 포함하는 차량

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE244780T1 (de) 1999-12-22 2003-07-15 Aixtron Ag Cvd reaktor und prozesskammer dafür
US7800876B2 (en) * 2006-01-09 2010-09-21 Microsemi Corp. - Analog Mixed Signal Group Ltd. Fault detection mechanism for LED backlighting
DE102008055582A1 (de) 2008-12-23 2010-06-24 Aixtron Ag MOCVD-Reaktor mit zylindrischem Gaseinlassorgan
US9131557B2 (en) * 2009-12-03 2015-09-08 Led Net Ltd. Efficient illumination system for legacy street lighting systems
WO2011073096A1 (fr) 2009-12-16 2011-06-23 St-Ericsson Sa Circuit destiné à commander le courant fourni à une diode électroluminescente
US8773038B2 (en) * 2011-08-26 2014-07-08 Infineon Technologies Ag Driver circuit for efficiently driving a large number of LEDs
JP2015026604A (ja) * 2013-06-18 2015-02-05 パナソニックＩｐマネジメント株式会社 半導体光源駆動装置及び投写型表示装置
US10306731B2 (en) * 2016-05-06 2019-05-28 Texas Instruments Incorporated Configurable switch array
US9918367B1 (en) * 2016-11-18 2018-03-13 Infineon Technologies Ag Current source regulation

Also Published As

Publication number Publication date
FR3086724B1 (fr) 2022-10-14
JP2022502820A (ja) 2022-01-11
JP7430712B2 (ja) 2024-02-13
EP3857665A1 (fr) 2021-08-04
FR3086724A1 (fr) 2020-04-03
WO2020064824A1 (fr) 2020-04-02
US20210315081A1 (en) 2021-10-07
US11457518B2 (en) 2022-09-27

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